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<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <h2>axios的GET请求带参数的形式</h2>
    省份<input type="text" name="province" /> 城市<input
      type="text"
      name="city"
    />

    <button>测试</button>

    <ul class="list"></ul>
    <script src="./js/axios.js"></script>
    <script>
      const btn = document.querySelector('button')
      const province = document.querySelector('input[name=province]')
      const city = document.querySelector('input[name=city]')
      const newList = document.querySelector('.list')

      btn.addEventListener('click', function () {
        const pname = province.value
        const cname = city.value

        axios({
          url: 'http://ajax-api.itheima.net/api/area',
          params: {
            pname,
            cname,
          },
        }).then(({ data: res }) => {
          const { data } = res
          newList.innerHTML = data.map((item) => {
            return `<li>${item}</li>`
          }).join('')
        })
      })
    </script>
  </body>
</html>
